River Kelpie + Mikaeus, the Unhallowed + Ashnod's Altar

River Kelpie
Mikaeus, the Unhallowed
Ashnod's Altar

Requires
River Kelpie must be on the battlefield. Mikaeus, the Unhallowed must be on the battlefield. Ashnod's Altar must be on the battlefield.
Steps
  1. Activate Ashnod's Altar by sacrificing River Kelpie, adding .
  2. River Kelpie's persist and undying abilities trigger.
  3. Resolve the persist trigger, returning River Kelpie from your graveyard to the battlefield with a -1/-1 counter on it.
  4. River Kelpie enters the battlefield, causing you to draw.
  5. The undying trigger fails to resolve because River Kelpie is not in your graveyard.
  6. Activate Ashnod's Altar by sacrificing River Kelpie, adding .
  7. River Kelpie's undying and persist abilities trigger.
  8. Resolve the undying trigger, returning River Kelpie from your graveyard to the battlefield with a +1/+1 counter on it.
  9. River Kelpie enters the battlefield, causing you to draw a card.
  10. The persist trigger fails to resolve because River Kelpie is not in your graveyard.
  11. Repeat.
Results
Infinite card draw. Near-infinite colorless mana. Near-infinite death triggers. Near-infinite ETB. Near-infinite LTB. Near-infinite sacrifice triggers.

Teval, the Balanced Scale
0.11% of 4636 decks 5 decks
Top Commanders
Marchesa, the Black Rose
11.65% of 10307 decks 1201 decks
Muldrotha, the Gravetide
0.86% of 17383 decks 149 decks
Zur the Enchanter
0.13% of 11961 decks 16 decks
Missy
0.67% of 2230 decks 15 decks
Wilhelt, the Rotcleaver
0.07% of 19555 decks 14 decks
The Scarab God
0.07% of 11212 decks 8 decks
Gisa and Geralf
0.15% of 5286 decks 8 decks
Kenrith, the Returned King
0.03% of 23838 decks 7 decks
Grimgrin, Corpse-Born
0.18% of 2725 decks 5 decks
Bane, Lord of Darkness
0.24% of 2127 decks 5 decks
The Ever-Changing 'Dane
0.50% of 808 decks 4 decks
Satoru, the Infiltrator
0.23% of 1714 decks 4 decks
Ertai, the Corrupted
0.38% of 790 decks 3 decks
The Master, Formed Anew
0.50% of 595 decks 3 decks
Ghost of Ramirez DePietro // Tormod, the Desecrator
0.52% of 573 decks 3 decks
Varina, Lich Queen
0.03% of 8578 decks 3 decks
Nevinyrral, Urborg Tyrant
0.13% of 1578 decks 2 decks
New Cards
Kheru Goldkeeper
31% of 16 decks +26% synergy
Colossal Grave-Reaver
26% of 19 decks +21% synergy
Kishla Skimmer
16% of 19 decks +13% synergy
Kotis, Sibsig Champion
14% of 21 decks +11% synergy
Teval, the Balanced Scale
13% of 31 decks +11% synergy
High Synergy Cards
Flayer of the Hatebound
86% of 1238 decks +85% synergy
Kitchen Finks
81% of 16 decks +81% synergy
Goblin Bombardment
79% of 1238 decks +73% synergy
Uncivil Unrest
74% of 1235 decks +72% synergy
Unspeakable Symbol
71% of 1498 decks +71% synergy
Heartmender
69% of 16 decks +69% synergy
Spore Frog
70% of 178 decks +67% synergy
Carrion Feeder
71% of 1498 decks +66% synergy
Glen Elendra Archmage
67% of 1498 decks +65% synergy
Viscera Seer
71% of 1498 decks +62% synergy
Top Cards
Blasphemous Act
76% of 1238 decks +42% synergy
Eternal Witness
72% of 178 decks +53% synergy
Solemn Simulacrum
66% of 1498 decks +52% synergy
Grim Haruspex
66% of 1498 decks +62% synergy
Baleful Strix
66% of 1498 decks +53% synergy
Sakura-Tribe Elder
66% of 178 decks +48% synergy
Thran Vigil
59% of 1498 decks +59% synergy
Pernicious Deed
59% of 178 decks +57% synergy
Yahenni, Undying Partisan
59% of 1498 decks +56% synergy
Iron Apprentice
58% of 1498 decks +58% synergy
Game Changers
Cyclonic Rift
40% of 1498 decks +14% synergy
Rhystic Study
36% of 1498 decks +10% synergy
Enlightened Tutor
31% of 54 decks +14% synergy
Demonic Tutor
30% of 1498 decks +8% synergy
Vampiric Tutor
21% of 1498 decks +4% synergy
Fierce Guardianship
20% of 1498 decks +2% synergy
Ancient Tomb
15% of 1498 decks +5% synergy
Trouble in Pairs
15% of 41 decks +10% synergy
Bolas's Citadel
9% of 1498 decks +0% synergy
Survival of the Fittest
7% of 178 decks +6% synergy
Creatures
Luminous Broodmoth
56% of 54 decks +54% synergy
Drana, Liberator of Malakir
56% of 1498 decks +53% synergy
Herald of Secret Streams
54% of 1498 decks +51% synergy
Mahadi, Emporium Master
54% of 1238 decks +48% synergy
Juri, Master of the Revue
51% of 1238 decks +47% synergy
Spark Double
49% of 1498 decks +42% synergy
Thundering Raiju
49% of 1238 decks +48% synergy
Scorn-Blade Berserker
47% of 1494 decks +46% synergy
The Gitrog Monster
44% of 178 decks +39% synergy
World Shaper
44% of 178 decks +41% synergy
Good-Fortune Unicorn
44% of 16 decks +41% synergy
Gev, Scaled Scorch
44% of 571 decks +43% synergy
Warren Soultrader
43% of 803 decks +38% synergy
Birds of Paradise
43% of 178 decks +16% synergy
Haywire Mite
41% of 178 decks +37% synergy
Sage of Fables
41% of 1498 decks +40% synergy
Danny Pink
41% of 1212 decks +40% synergy
Braids, Arisen Nightmare
41% of 1498 decks +34% synergy
Puppeteer Clique
40% of 1498 decks +38% synergy
Zealous Conscripts
39% of 1238 decks +37% synergy
Grumgully, the Generous
38% of 13 decks +36% synergy
Satoru, the Infiltrator
38% of 889 decks +36% synergy
Underrealm Lich
38% of 178 decks +35% synergy
Safehold Elite
38% of 16 decks +37% synergy
Bloodtracker
37% of 1498 decks +37% synergy
Gisa, Glorious Resurrector
36% of 1498 decks +34% synergy
Mulldrifter
34% of 1498 decks +29% synergy
Hermit Druid
33% of 178 decks +31% synergy
Fain, the Broker
33% of 1498 decks +31% synergy
Kithkin Spellduster
30% of 54 decks +30% synergy
Voldaren Thrillseeker
29% of 1235 decks +29% synergy
Yawgmoth, Thran Physician
28% of 1498 decks +25% synergy
Doc Aurlock, Grizzled Genius
28% of 108 decks +24% synergy
Marionette Apprentice
28% of 803 decks +22% synergy
Gray Merchant of Asphodel
27% of 1498 decks +18% synergy
Alesha, Who Laughs at Fate
27% of 376 decks +23% synergy
Uro, Titan of Nature's Wrath
26% of 178 decks +21% synergy
Dryad of the Ilysian Grove
26% of 178 decks +18% synergy
Satyr Wayfinder
25% of 178 decks +23% synergy
Sidisi, Brood Tyrant
25% of 178 decks +22% synergy
Bloodflow Connoisseur
24% of 1498 decks +24% synergy
Dockside Extortionist
23% of 1238 decks +15% synergy
Caustic Caterpillar
23% of 178 decks +21% synergy
Ramunap Excavator
23% of 178 decks +16% synergy
Dauthi Voidwalker
22% of 1498 decks +15% synergy
Restless Apparition
22% of 54 decks +22% synergy
Twilight Shepherd
22% of 54 decks +22% synergy
Elas il-Kor, Sadistic Pilgrim
22% of 54 decks +12% synergy
Springbloom Druid
22% of 178 decks +18% synergy
Accursed Marauder
22% of 776 decks +16% synergy
Instants
Chaos Warp
51% of 1238 decks +20% synergy
Counterspell
50% of 1498 decks +8% synergy
Swords to Plowshares
44% of 54 decks -18% synergy
Path to Exile
37% of 54 decks -10% synergy
Terminate
34% of 1238 decks +14% synergy
Village Rites
33% of 1498 decks +23% synergy
Assassin's Trophy
29% of 178 decks -2% synergy
Deadly Dispute
28% of 1498 decks +17% synergy
Arcane Denial
27% of 1498 decks +6% synergy
Negate
24% of 1498 decks +1% synergy
Void Rend
22% of 54 decks +8% synergy
Teferi's Protection
20% of 54 decks +1% synergy
Mana Drain
19% of 1498 decks +4% synergy
Eladamri's Call
19% of 16 decks +8% synergy
Withering Torment
17% of 588 decks +9% synergy
Dovin's Veto
17% of 54 decks -1% synergy
Swan Song
17% of 1498 decks +0% synergy
Beast Within
16% of 178 decks -21% synergy
An Offer You Can't Refuse
16% of 1498 decks -5% synergy
Cauldron Haze
15% of 54 decks +14% synergy
Anguished Unmaking
15% of 54 decks -9% synergy
Crop Rotation
14% of 178 decks +4% synergy
Deflecting Swat
13% of 1238 decks -3% synergy
Plumb the Forbidden
13% of 1498 decks +10% synergy
Generous Gift
13% of 54 decks -12% synergy
Feign Death
13% of 1498 decks +11% synergy
Bedevil
13% of 1238 decks -1% synergy
Act of Aggression
12% of 1238 decks +11% synergy
Deadly Rollick
12% of 1498 decks +0% synergy
Harrow
10% of 178 decks +1% synergy
Rakdos Charm
10% of 1238 decks -5% synergy
Dark Ritual
10% of 1498 decks -13% synergy
Silence
9% of 54 decks +3% synergy
Despark
9% of 54 decks -6% synergy
Heroic Intervention
9% of 178 decks -21% synergy
Slip Out the Back
9% of 1498 decks +6% synergy
Malakir Rebirth
9% of 1498 decks +1% synergy
Fell the Profane
9% of 803 decks +0% synergy
First Day of Class
8% of 1238 decks +8% synergy
Lethal Scheme
8% of 1498 decks +7% synergy
Flare of Denial
8% of 839 decks +6% synergy
Entomb
7% of 1498 decks +0% synergy
Flawless Maneuver
7% of 54 decks -3% synergy
Grisly Salvage
7% of 178 decks +2% synergy
Sink into Stupor
7% of 803 decks -2% synergy
Undying Malice
7% of 1498 decks +5% synergy
Worldly Tutor
6% of 178 decks -7% synergy
Corrupted Conviction
6% of 1494 decks +1% synergy
Reality Shift
6% of 1498 decks -3% synergy
Domineering Will
6% of 1498 decks +5% synergy
Sorceries
Mark of Mutiny
48% of 1238 decks +48% synergy
Toxic Deluge
43% of 1498 decks +25% synergy
Feed the Swarm
41% of 1498 decks +24% synergy
Vandalblast
37% of 1238 decks +22% synergy
Mob Rule
34% of 1238 decks +33% synergy
Life from the Loam
28% of 178 decks +24% synergy
Diabolic Intent
24% of 1498 decks +16% synergy
Victimize
22% of 1498 decks +11% synergy
Mass Mutiny
21% of 1238 decks +21% synergy
Damnation
21% of 1498 decks +14% synergy
Idyllic Tutor
20% of 54 decks +16% synergy
Farseek
20% of 178 decks -14% synergy
Blasphemous Edict
19% of 464 decks +12% synergy
Wrath of God
19% of 54 decks +12% synergy
Reanimate
17% of 1498 decks +0% synergy
Damn
17% of 54 decks +0% synergy
Three Visits
16% of 178 decks -8% synergy
Cultivate
16% of 178 decks -29% synergy
Nature's Lore
15% of 178 decks -17% synergy
Supreme Verdict
15% of 54 decks +1% synergy
Insurrection
15% of 1238 decks +13% synergy
Living Death
14% of 1498 decks +9% synergy
Seize the Spotlight
12% of 1238 decks +10% synergy
Kodama's Reach
12% of 178 decks -19% synergy
Wave Goodbye
12% of 1167 decks +10% synergy
Replenish
11% of 54 decks +10% synergy
Resurgent Belief
11% of 54 decks +9% synergy
Farewell
11% of 54 decks -2% synergy
Will of the Sultai
11% of 19 decks +9% synergy
Sevinne's Reclamation
9% of 54 decks +2% synergy
Rampant Growth
9% of 178 decks -25% synergy
Kari Zev's Expertise
9% of 1238 decks +8% synergy
Jeska's Will
8% of 1238 decks -8% synergy
Act of Treason
8% of 1238 decks +7% synergy
Austere Command
7% of 54 decks -5% synergy
Villainous Wealth
7% of 178 decks -1% synergy
Skyshroud Claim
7% of 178 decks -2% synergy
Culling Ritual
7% of 178 decks -4% synergy
Last One Standing
6% of 1238 decks +5% synergy
Furnace Reins
6% of 1235 decks +6% synergy
Buried Alive
6% of 1498 decks +0% synergy
Chain Reaction
6% of 1238 decks +1% synergy
Bala Ged Recovery
6% of 178 decks -3% synergy
Approach of the Second Sun
6% of 54 decks +2% synergy
Diabolic Tutor
6% of 1498 decks -1% synergy
Grim Tutor
5% of 1498 decks +1% synergy
Windfall
5% of 1498 decks -7% synergy
Eldritch Evolution
5% of 178 decks +0% synergy
Slave of Bolas
5% of 1238 decks +4% synergy
Utility Artifacts
Lightning Greaves
52% of 1498 decks +27% synergy
Phyrexian Altar
50% of 1498 decks +46% synergy
The Ozolith
42% of 1498 decks +38% synergy
Skullclamp
41% of 1498 decks +29% synergy
Altar of Dementia
29% of 1498 decks +27% synergy
Swiftfoot Boots
29% of 1498 decks +2% synergy
Andúril, Narsil Reforged
26% of 1227 decks +26% synergy
Birthing Pod
25% of 178 decks +22% synergy
Hedge Shredder
16% of 73 decks +13% synergy
Agatha's Soul Cauldron
16% of 1281 decks +14% synergy
Commander's Sphere
11% of 1498 decks -4% synergy
The Great Henge
10% of 178 decks -0% synergy
Wayfarer's Bauble
8% of 1498 decks -1% synergy
Lotus Petal
8% of 1498 decks +1% synergy
Mind Stone
6% of 1498 decks -10% synergy
Desecrated Tomb
5% of 1498 decks +5% synergy
Enchantments
Sneak Attack
57% of 1238 decks +55% synergy
Seal of Primordium
56% of 178 decks +54% synergy
Solemnity
54% of 54 decks +53% synergy
Rhythm of the Wild
38% of 13 decks +15% synergy
Phyrexian Unlife
37% of 54 decks +37% synergy
Delaying Shield
30% of 54 decks +30% synergy
Nine Lives
28% of 54 decks +27% synergy
Dictate of Erebos
26% of 1498 decks +22% synergy
Grave Betrayal
21% of 1498 decks +21% synergy
Feast on the Fallen
21% of 1498 decks +21% synergy
Grave Pact
20% of 1498 decks +16% synergy
Greater Good
20% of 178 decks +15% synergy
Exploration
19% of 178 decks +11% synergy
Inner Sanctum
19% of 54 decks +18% synergy
Greater Auramancy
19% of 54 decks +17% synergy
Smothering Tithe
19% of 54 decks -5% synergy
Mystic Remora
17% of 1498 decks -1% synergy
Celestial Convergence
17% of 54 decks +17% synergy
Ghostly Prison
17% of 54 decks +5% synergy
Defense of the Heart
16% of 178 decks +14% synergy
Phyrexian Arena
16% of 1498 decks +0% synergy
Kenrith's Transformation
15% of 178 decks +9% synergy
Warstorm Surge
13% of 1238 decks +8% synergy
Journey to Eternity
13% of 178 decks +10% synergy
Black Market Connections
13% of 1498 decks +2% synergy
Teval's Judgment
12% of 110 decks +10% synergy
Animate Dead
12% of 1498 decks +2% synergy
Sylvan Library
11% of 178 decks +0% synergy
Force Bubble
11% of 54 decks +11% synergy
Awaken the Honored Dead
10% of 20 decks +8% synergy
Insidious Roots
10% of 115 decks +4% synergy
All Will Be One
9% of 1238 decks +7% synergy
Martyr's Cause
9% of 54 decks +9% synergy
Grasp of Fate
9% of 54 decks +6% synergy
Cathars' Crusade
9% of 54 decks +4% synergy
Black Market
9% of 1498 decks +5% synergy
On Wings of Gold
9% of 11 decks +7% synergy
Elephant Grass
9% of 178 decks +9% synergy
Kaya's Ghostform
9% of 1498 decks +5% synergy
Pattern of Rebirth
8% of 178 decks +8% synergy
Into the Pit
8% of 580 decks +7% synergy
Phyrexian Reclamation
8% of 1498 decks +5% synergy
Karmic Justice
7% of 54 decks +6% synergy
Darksteel Mutation
7% of 54 decks +2% synergy
Sultai Ascendancy
7% of 178 decks +5% synergy
Necropotence
7% of 1498 decks +2% synergy
Attrition
7% of 1498 decks +6% synergy
The Meathook Massacre
7% of 1498 decks +2% synergy
Impact Tremors
6% of 1238 decks -4% synergy
Secrets of the Dead
6% of 1498 decks +5% synergy
Planeswalkers
Oko, Thief of Crowns
17% of 178 decks +12% synergy
Geyadrone Dihada
14% of 1238 decks +12% synergy
Tamiyo, Collector of Tales
10% of 178 decks +9% synergy
Wrenn and Realmbreaker
7% of 178 decks +5% synergy
Liliana, Dreadhorde General
7% of 1498 decks +3% synergy
Ashiok, Dream Render
5% of 1498 decks +2% synergy
Utility Lands
High Market
47% of 1498 decks +44% synergy
Phyrexian Tower
45% of 1498 decks +37% synergy
Forge of Heroes
42% of 1498 decks +41% synergy
Bojuka Bog
37% of 1498 decks +7% synergy
Urborg, Tomb of Yawgmoth
31% of 1498 decks +21% synergy
Reliquary Tower
30% of 1498 decks +0% synergy
Boseiju, Who Endures
26% of 178 decks +8% synergy
Hall of Heliod's Generosity
26% of 54 decks +19% synergy
Spymaster's Vault
13% of 803 decks +10% synergy
Tyrite Sanctum
12% of 1498 decks +10% synergy
Shifting Woodland
12% of 100 decks +5% synergy
Nesting Grounds
11% of 1498 decks +10% synergy
The Black Gate
11% of 1404 decks +8% synergy
Otawara, Soaring City
10% of 1498 decks -6% synergy
Rogue's Passage
10% of 1498 decks -10% synergy
Command Beacon
9% of 1498 decks +4% synergy
Cabal Coffers
9% of 1498 decks -2% synergy
Takenuma, Abandoned Mire
8% of 1498 decks -2% synergy
Drannith Ruins
8% of 1463 decks +8% synergy
Tranquil Thicket
7% of 178 decks +4% synergy
Grim Backwoods
7% of 178 decks +3% synergy
Urza's Saga
6% of 1498 decks -1% synergy
Temple of the False God
6% of 1498 decks -3% synergy
Alchemist's Refuge
6% of 178 decks -1% synergy
Strip Mine
6% of 1498 decks +3% synergy
Dryad Arbor
5% of 178 decks +1% synergy
Mana Artifacts
Sol Ring
94% of 1498 decks +10% synergy
Arcane Signet
87% of 1498 decks +15% synergy
Talisman of Indulgence
60% of 1238 decks +33% synergy
Talisman of Dominance
57% of 1498 decks +24% synergy
Talisman of Creativity
56% of 1238 decks +27% synergy
Rakdos Signet
49% of 1238 decks +20% synergy
Dimir Signet
44% of 1498 decks +16% synergy
Izzet Signet
39% of 1238 decks +12% synergy
Talisman of Hierarchy
30% of 54 decks +4% synergy
Fellwar Stone
28% of 1498 decks +7% synergy
Orzhov Signet
24% of 54 decks -3% synergy
Talisman of Progress
20% of 54 decks -4% synergy
Azorius Signet
20% of 54 decks -5% synergy
Chromatic Lantern
16% of 1498 decks +7% synergy
Golgari Signet
14% of 178 decks +2% synergy
Simic Signet
12% of 178 decks -2% synergy
Thought Vessel
11% of 1498 decks -6% synergy
Relic of Sauron
10% of 1159 decks +2% synergy
Mana Crypt
7% of 1498 decks +1% synergy
Talisman of Resilience
7% of 178 decks -6% synergy
Lands
Command Tower
93% of 1498 decks +19% synergy
Overgrown Tomb
67% of 178 decks +26% synergy
Watery Grave
67% of 1498 decks +27% synergy
Blood Crypt
67% of 1238 decks +29% synergy
Steam Vents
66% of 1238 decks +28% synergy
Breeding Pool
62% of 178 decks +22% synergy
Hallowed Fountain
61% of 54 decks +21% synergy
Godless Shrine
61% of 54 decks +21% synergy
Xander's Lounge
61% of 1238 decks +35% synergy
Exotic Orchard
59% of 1498 decks +23% synergy
Dragonskull Summit
58% of 1238 decks +26% synergy
Crumbling Necropolis
57% of 1238 decks +26% synergy
Shivan Reef
57% of 1238 decks +29% synergy
Zagoth Triome
54% of 178 decks +25% synergy
Drowned Catacomb
54% of 1498 decks +27% synergy
Training Center
51% of 1238 decks +25% synergy
Sulfur Falls
50% of 1238 decks +18% synergy
Temple Garden
50% of 16 decks +10% synergy
Sulfurous Springs
50% of 1238 decks +29% synergy
Luxury Suite
49% of 1238 decks +23% synergy
Underground River
47% of 1498 decks +27% synergy
Woodland Cemetery
45% of 178 decks +16% synergy
Hinterland Harbor
44% of 178 decks +14% synergy
Morphic Pool
44% of 1498 decks +18% synergy
Polluted Delta
43% of 1498 decks +31% synergy
Raffine's Tower
43% of 54 decks +16% synergy
Undergrowth Stadium
41% of 178 decks +15% synergy
Opulent Palace
41% of 178 decks +14% synergy
Vault of Champions
39% of 54 decks +13% synergy
Stomping Ground
38% of 13 decks -2% synergy
Sunken Hollow
38% of 1498 decks +4% synergy
Opal Palace
38% of 1498 decks +35% synergy
Bloodstained Mire
38% of 1498 decks +27% synergy
Rejuvenating Springs
37% of 178 decks +9% synergy
Arcane Sanctum
37% of 54 decks +9% synergy
Sacred Foundry
36% of 14 decks +0% synergy
Sea of Clouds
35% of 54 decks +9% synergy
Llanowar Wastes
34% of 178 decks +8% synergy
Scalding Tarn
34% of 1498 decks +23% synergy
Yavimaya Coast
33% of 178 decks +5% synergy
Smoldering Marsh
32% of 1238 decks -1% synergy
The World Tree
31% of 13 decks -1% synergy
Raugrin Triome
29% of 14 decks +3% synergy
Glacial Fortress
28% of 54 decks +0% synergy
Isolated Chapel
26% of 54 decks -4% synergy
Shipwreck Marsh
26% of 1498 decks +7% synergy
Underground Mortuary
26% of 117 decks +13% synergy
Indatha Triome
25% of 16 decks -5% synergy
Deathcap Glade
25% of 178 decks +11% synergy
Tundra
24% of 54 decks +10% synergy